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Finding the Fourth Proportional to 267.37, 402.76 and 264.94

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Solution

The fourth proportional to 267.37, 402.76 and 264.94 is: 399.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    267.37 : 402.76 = 264.94 : x
  2. Step 2: Convert to fraction form
    267.37/402.76 = 264.94/x
  3. Step 3: Cross multiply
    267.37x = 402.76 × 264.94
  4. Step 4: Simplify right side
    267.37x = 106,707.23
  5. Step 5: Solve for x
    x = 106,707.23/267.37
  6. Step 6: Final answer
    x = 399.10

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.